Table 2

Demographic and clinical characteristics of the 2012 national audit sample

Total national sample
Gender: % male/% female67/33
Age (years): mean (SD)43 (11)
Ethnicity (%)
 White/White British69
 Black/Black British12
 Asian/Asian British9
 Not collected4
 Not stated/declined<1
Psychiatric diagnosis, ICD-10 code (%)
 F00-F09: organic, including symptomatic, mental disorders2
 F10-F19: mental and behavioural disorders due to psychoactive substance use1
 F20–29: schizophrenia, schizotypal and delusional disorders72
 F30–39: mood (affective) disorders13
 F40–48: neurotic, stress-related and somatoform disorders1
 F50–59: behavioural syndromes associated with physiological disturbances and physical factors<1
 F60–69: disorders of adult personality and behaviour6
 F70–79: mental retardation2
 F80–89: disorders of psychological development<1
 F90–98: behavioural and emotional disorders with onset usually occurring in childhood and adolescence<1
 F99: unspecified mental disorder<1
 Not known2
  • ICD-10, International Classification of Diseases 10th Revision.